GSN Composer

Deferred Shading [Shaders Monthly #14]

Sampling of Environment Maps for Image-based Lighting [Shaders Monthly #13]

Halton Low-Discrepancy Sequence [Shaders Monthly #12]

Image-based Lighting (IBL) of PBR Materials [Shaders Monthly #11]

Importance Sampling: Image-based Lighting of a Lambertian Diffuse BRDF [Shaders Monthly #10]

Microfacet BRDF: Theory and Implementation of Basic PBR Materials [Shaders Monthly #9]

Procedural Noise: Value and Gradient Noise in GLSL [Shaders Monthly #8]

Procedural Textures: A Practical Introduction [Shaders Monthly #7]

What are Mipmaps? Texture Filtering in GLSL [Shaders Monthly #6]

Texture Mapping in GLSL [Shaders Monthly #5]

What are Shaders? A Hands-on Introduction [Shaders Monthly #1]

Blinn Phong Shading: Theory and Implementation [Shaders Monthly #4]

OpenGL Modelview Matrix and 3D Transformations [Shaders Monthly #3]